In an attempt to go to Las Vegas for a weekend with the guys, Doug begins to build up credit by taking Carrie to a spa. Meanwhile, after hearing about Las Vegas, Arthur trains Spence on how to count cards, before visiting a small casino, being held for orphans.

Carrie and Doug have a conflict of interest when Carrie begins to stay late every night at work but it leaves Doug to feel neglected.

On the way to a overeating support group, Doug notices an abusive relationship group, and decides to join them instead. Although, Carrie becomes suspicious when he not only gains weight, but begins to cower in her presence.

Doug's position as the "Funny Guy" is threatened, when IPS' new employee wins over the workforce with his impersonations. Meanwhile, an assistant is hired to work for Carrie, and ends up performing more work than expected.

Doug digs a deeper hole for himself when he fakes a heart attack to avoid angering Carrie for not knowing her friend's name.

Doug's parents pay a visit to the Heffernan household, where Doug surprises them with theater tickets. However, Joe Heffernan is distracted by his Train Fair, which causes Janet to develop a friendship with Arthur.

While Christmas shopping at the mall, Doug loses his wallet and begins a quest to find the wallet and the culprit who may have stolen it. But with no help from Carrie or the cops, he requests the help of Arthur.

When a fight causes a rift in the Palmer/Heffernan relationship, Doug and Carrie attempt to get back at the Palmers by getting a new couple as friends. When their search yields nothing, they resort to two friends they really don't enjoy. But while dining with them, they meet another couple who are in a book club with their increasingly annoying friends. Now Doug and Carrie love them ... at least until they finish the search to find the new couple's phone number.

After ten years of marriage, Doug finds a new love – in the form of designer cologne that Carrie can't stand, but his scent-ual affair forces Carrie to demonstrate bad behaviors of her own. Meanwhile, Arthur attempts to show Spence and Holly the finer points of movie hopping.

Carrie uses her extra income to hire a maid, but Doug feels left out and decides to hire his own help in the form of Spence's mom, Veronica. Soon, Veronica proves to make more messes than she cleans, especially when her newly subordinate position makes Arthur pine for her.

Doug decides to pursue a long-abandoned dream to become a bartender, much to Carrie's angst. Although she starts to warm up the the idea, Doug soon realizes that dreams are not always what they are cracked up to be. Meanwhile Arthur enters the dangerous world of politics.

When the Heffernans begin working out with the Ferrigno's, Doug secretly makes a pact with Lou so he can sit around instead of working out.

Carrie recalls what Doug said to her when they were dating that made her want to marry him, but then she learns a horrifying truth about that night; Danny falls for Holly after his girlfriend breaks up with him

When delivering a package to his old high school, Doug meets his old football coach, and against Carrie's wishes, begins to return to the school on a regular basis as the football hero.

Meanwhile, after losing his eye drops, Arthur manages to lose his sense of hearing, sight, and speech in one day and becomes completely reliant on Holly.

Carrie is discouraged about her looks as she faces her 35th birthday so Doug gets construction workers to hoot and holler at her as she passes by in hopes of cheering her up. Also, Arthur tries to come up with a perfect gift for his daughter.

When Deacon snubs his usual boys for a new African-American friend, Doug desperately tries to find his own "roots" in an attempt to win him back. Meanwhile, Carrie runs her cuticles ragged to find out why her manicurist will no longer schedule her appointments.

When Doug wins a trip to St. Louis to see the Final Four, he is reluctant to bring Arthur. However, Carrie tells him that if he does this, he never has to take him to the senior center or see his naked back again. However, the plane gets delayed & Doug & Arthur go to Pittsburgh. Then, things go downhill with Doug missing the Final Four by being stuck in Dayton.

While eating at a new cafe with Deacon, Doug manages to agitate their waitress so much that she demands they fight once her shift ends. Meanwhile, Carrie asks Holly to go shopping with her, only so that she can use her van.

As the snow falls in Queens, Carrie heads out to buy an iPod - but instead of achieving musical nirvana, she finds herself stranded on a cold street and in a moral dilemma. Meanwhile, when a couple invites Doug in from the cold, he manages to quickly use up his welcome when he dispenses very un-welcome relationship advice.

A work event in a ballpark skybox leads Carrie, Doug and his buddies out to the game - but when an important client finds fault with Doug, Spence has to step in as the devoted husband. At Arthur's dinner party, guest Bernard, turns the table against him.

Doug lures Carrie to a timeshare sales ski weekend where the strength of their relationship is tested under the intense sales pressure. On the same excursion, Spence and Danny feel the sting of intolerance when they assume the role of a "couple" to enjoy the weekend.

When Doug and Carrie's neighbor passes away, their grief is quickly replaced by hope when they realize his empty residence could prove to be a profitable investment. In their dash to close escrow, they become wary of another neighbor, Lou, who's neighborly way of upkeeping the bereaved lawn raises their suspicions.

Doug convinces Carrie to take pole dancing lessons, but is disappointed when she puts on a show for him. Meanwhile, Arthur worries her new hobby is a result of his poor parenting, and smothers her in effort to make up lost time.

When Doug and Carrie accidentally get a transcription of one of their arguments, they decide marriage counseling might not be a bad idea. And when Arthur gets hold of it, their argument becomes entertainment for a senior citizens' group.

Carrie finds out that while dating, Doug lied about getting a job to get her to sleep with him.

Doug and Carrie both have feelings of not being entirely popular at their workplaces, and both overcompensate to rectify the situation

A sandwich named for Deacon at Coopers ruffles Doug's feathers. Meanwhile, Carrie schemes to prevent Holly from moving to Manhattan.

Doug's frequent hair salon visits make Carrie suspicious. Meanwhile, Spence has his own adventures en route to a sci-fi convention.

A trip to a bed & breakfast becomes more than Doug and Carrie can handle. Meanwhile, Arthur has a romantic dilemma of his own.

Doug and Carrie hear conflicting reasons why Deacon and Kelly are not interested in becoming neighbors. Meanwhile, Danny and Spence each have their eye on a beautiful Albanian girl, who misinterprets the situation.

Doug's karaoke performance gets him an e-mail stalker.

Doug and Ray Barone have a "guy's night out." Meanwhile, Carrie gets a shock upon visiting her mother's grave.

Doug and Carrie are roped into helping out at their church during the holidays: he guards the manger, while she tries to bake a cake. Also, Arthur and Spence attempt to write a Christmas song so they can cash in on the holiday.

Doug borrows a baby from Danny to prove to Carrie that they're ready for a family. Meanwhile, Arthur feels he deserves to be a coffee shop's "customer of the month."

After she beats him and his friends in a friendly poker game, Doug convinces his mother to try to enter a high-stakes tournament. Meanwhile, Carrie gets Spence to help her lose her accent to improve her chances of getting a promotion.

Doug and his pals rent an apartment to use as a secret hang-out. Meanwhile, Carrie goes to great lengths to please her newest client, Kirstie Alley.

Bed bugs brought home by Arthur from a vacation force Doug and Carrie out of the house while a creepy exterminator does his job. Meanwhile, Spence and Danny argue over where to go for vacation.

After Carrie accidentally injures Doug, he milks it to avoid distasteful tasks. Meanwhile, Arthur catches on to the ruse, and uses it to his advantage.

The Heffernans hate an anniversary gift from the Palmers so much, they stage a robbery to rid themselves of it.

In order to afford a cruise, Doug convinces Carrie to cut her hair to sell to a wig maker, but regrets his idea after the deed is done.

Doug's lie to get Carrie to let him ride a rollercoaster at an amusement park blows up in his face. Meanwhile, Arthur lets Deacon shuttle him around in a wheelchair so they can jump to the front of the park's lines and Danny and Spence search for girls to pick up.

Doug and Deacon discover they have more in common with each other's wives than their own, so they start hanging out with each other's wives as well. When Kelly tires of Doug, he ruins Deacon and Carrie's good time. Meanwhile, Arthur dispenses romance advise, and the recipient finds success simply doing the opposite.

Doug crashes Carrie's weekend company retreat, not realizing she's blown it off for a relaxing day with her girlfriends. Meanwhile, Danny and Spence pose as staff to sneak into a Huey Lewis concert.

Doug befriends a driver from one of IPS' competitors, but eventually discovers it's just a ruse to make him the butt of a joke. Meanwhile, Carrie becomes a mentor for a troubled teen, but isn't the best of influences.

After he sets a fire in the basement, Carrie decides it's time for Arthur to enter a retirement home, but Doug makes a discovery that makes him want to change Carrie's mind. Danny and Spence have a face-off over an agreement to swap bedrooms.

Doug decides to spend the Heffernans' tax refund on an ice cream truck. Meanwhile, Carrie fills in as a pretend mom at model homes, and discovers a reemergence of her maternal desires.

Doug panics when he starts getting sexy phone messages meant for another Doug Heffernan, but Carrie doesn't seem to care.

Meanwhile, Danny tries to force a wedge between Spence and a new lady friend.

Doug and Deacon fill in for Supervisor O'Boyle at the IPS depot. Carrie regrets her decision to complain about her company's chinzy gift for work on an important project.

The Palmers' vacation plans are ruined when Doug frightens Major so much that he refuses to be babysat by the Heffernans. In the meantime, Arthur begins hiring out himself and friends from the senior center to ride with solo drivers so they can use car-pool lanes.

Feeling hurt over not being invited to a block party, Doug adopts a dog just to prove to the neighbors that he's an okay guy-a decision he soon regrets. Meanwhile, Arthur falls prey to the gambling bug when trying to help Danny beat it.

An unflattering picture by Major prompts Arthur to ask Doug and Carrie for braces. Meanwhile, Kelly hires an out-of-work Spence to help out around the house.

Carrie is convinced that Deacon and Kelly were only able to afford a vacation home by being cheap. Meanwhile, Arthur tries to help Spence get a new job.

Carrie soon grows tired of Doug's forcing his new vegetarian lifestyle down her throat. Meanwhile, Carrie's boss wants to start discussing novels with her and Spence takes on some humiliating new jobs.

Doug's 20th high school reunion seems like a dud until an old friend comes up with a way to retaliate for a past grievance with their old principal.

Carrie's ecstatic when an affordable apartment opens in Manhattan, but Doug's reluctant to leave Queens. Arthur meets singer Ava St. Clair.

Seeing friends who recently had a child makes Doug and Carrie consider adopting.

Doug and Carrie's marital tension continues, as they ponder whether they have a future together. Arthur and Ava's wedding day turns problematic.

At Arthur's wedding reception, Doug and Carrie's marital tension continues, and they ponder whether they have a future together.